*{
	padding: 0;
	margin: 0;
	text-decoration: none;
	list-style: none;
}
#content{
	 width: 21.62162162162162rem;
 	height:10.81081081081081rem;
	position: relative;
}
.luobotus{

}

.luobotus img{
	display: none;
}
.luobotus img:nth-child(1){
	display: block;
}


ul {
	position: absolute;
}
ul li{
 	width: 0.3783783783783784rem;
 	height: 0.3783783783783784rem;
	display: block;
	background-color: #fff;
	margin: 0 6px;
}
ul li:nth-child(1){
	background-color: red;
}

